CN112278196A - Deep-sea sunken ship emergency disposal cooperative operation construction system and process - Google Patents
Deep-sea sunken ship emergency disposal cooperative operation construction system and process Download PDFInfo
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- CN112278196A CN112278196A CN202011243583.2A CN202011243583A CN112278196A CN 112278196 A CN112278196 A CN 112278196A CN 202011243583 A CN202011243583 A CN 202011243583A CN 112278196 A CN112278196 A CN 112278196A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63C—LAUNCHING, HAULING-OUT, OR DRY-DOCKING OF VESSELS; LIFE-SAVING IN WATER; EQUIPMENT FOR DWELLING OR WORKING UNDER WATER; MEANS FOR SALVAGING OR SEARCHING FOR UNDERWATER OBJECTS
- B63C7/00—Salvaging of disabled, stranded, or sunken vessels; Salvaging of vessel parts or furnishings, e.g. of safes; Salvaging of other underwater objects
- B63C7/006—Emptying the contents of sunken, stranded, or disabled vessels, e.g. by engaging the vessel; Underwater collecting of buoyant contents, such as liquid, particulate or gaseous contents, escaping from sunken vessels, e.g. using funnels, or tents for recovery of escaping hydrocarbons
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63C—LAUNCHING, HAULING-OUT, OR DRY-DOCKING OF VESSELS; LIFE-SAVING IN WATER; EQUIPMENT FOR DWELLING OR WORKING UNDER WATER; MEANS FOR SALVAGING OR SEARCHING FOR UNDERWATER OBJECTS
- B63C11/00—Equipment for dwelling or working underwater; Means for searching for underwater objects
- B63C11/52—Tools specially adapted for working underwater, not otherwise provided for
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- Ocean & Marine Engineering (AREA)
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Abstract
A deep sea sunken ship emergency disposal cooperative operation construction system and a process thereof comprise: ROV and trompil and drawing liquid that link to each other respectively and be equipped, the cabin is put to matrix cloth and set up the cutting equipment on movable platform with it to have cooperative operation ability, wherein: the hole opening and liquid extracting device, the movable platform and the cutting device are arranged in corresponding cabin positions of the matrix type distribution cabin and are distributed to the seabed during operation; the ROV is respectively connected with the corresponding interfaces of the hole, the liquid pumping equipment, the movable platform and the cutting equipment through the TDU interface and the wet plugging and unplugging or hydraulic connector during underwater operation; the ROV is in butt joint with the hole, the liquid pumping device, the movable platform and the cutting device, hydraulic energy is transmitted through the wet plugging hydraulic connector, control information is transmitted through the wet plugging electric connector, and underwater cooperative operation is achieved through water surface remote control operation. The invention adopts a mode that an ROV is cooperated with a matrix distribution cabin to carry out multi-tool unified distribution and underwater alternate operation; the method and the flow for realizing the ROV and multi-tool cooperative sunken ship emergency disposal operation are realized.
Description
Technical Field
The invention relates to a technology in the field of deepwater operation, in particular to a construction system and a process for cooperative operation of emergency treatment of a deep-sea sunken ship.
Background
In case of deep water sunken ship accident, the great amount of fuel oil or liquid dangerous chemical carried or loaded by the sunken ship needs to be recovered for marine environmental protection, or certain special equipment and articles inside the sunken ship need to be retrieved, such as warships/boat weapons. In order to solve the problem of recovering liquid or articles in the deep-water sunken ship, special technology and tool equipment which adapt to special conditions of deep sea are adopted to cooperate with the deep-water ROV to complete emergency treatment of cutting, opening, pumping and plugging of the deep-water sunken ship. The existing emergency disposal operation tool system is equipment developed or modified aiming at a specific problem, has single function, lacks a systematic solution and does not form a standard operation method and flow.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides a construction system and a construction process for emergency disposal cooperative operation of a deep-sea sunken ship, wherein an ROV cooperative matrix distribution cabin is adopted to carry out a mode of multi-tool unified distribution and underwater alternate operation; the method is suitable for recovering fuel oil or liquid dangerous chemicals in single-layer and double-layer ship hulls; the method and the flow for realizing the ROV and multi-tool cooperative sunken ship emergency disposal operation are realized; the movable cutting technology for the surface of the sunken ship has wide application prospect in the aspects of recovery, emergency rescue and emergency rescue disposal of fuel oil and liquid dangerous chemicals.
The invention is realized by the following technical scheme:
the invention relates to a deep sea sunken ship emergency disposal cooperative operation construction system, which comprises: ROV and trompil and drawing liquid that link to each other respectively and be equipped, the cabin is put to matrix cloth and set up the cutting equipment on movable platform with it to have cooperative operation ability, wherein: the hole opening and liquid extracting device, the movable platform and the cutting device are arranged in corresponding cabin positions of the matrix type distribution cabin and are distributed to the seabed during operation; the ROV is respectively connected with the corresponding interfaces of the hole, the liquid pumping equipment, the movable platform and the cutting equipment through the TDU interface and the wet plugging and unplugging or hydraulic connector during underwater operation; the ROV is in butt joint with the hole, the liquid pumping device, the movable platform and the cutting device, hydraulic energy is transmitted through the wet plugging hydraulic connector, control information is transmitted through the wet plugging electric connector, and underwater cooperative operation is achieved through water surface remote control operation.
The opening and liquid pumping equipment comprises: tapping machine body, outer hole cutter, inlayer hole cutter, drawing liquid base disc and check valve base disc with butt joint hole and locking mechanism, wherein: the tail part of the tapping machine body is provided with a TDU unit and a wet plugging and unplugging connector interface for connecting an ROV during operation; the butt joint hole and the locking mechanism which are used for connecting the liquid pumping base disc or the one-way valve base disc are arranged on the tapping machine body so as to realize the functions of liquid pumping, plugging or volume compensation in the sunken ship cabin; and the outer layer hole cutter and the inner layer hole cutter are respectively butted with the driving end of the hole drilling machine body, then the outer layer hole drilling machine mode or the inner layer hole drilling machine mode is realized, and the main drilling machine drives the cutters to rotate so as to realize hole drilling.
Trompil and drawing liquid equipment be applicable to single, double-deck hull, adopt the tapping machine body of same configuration, realize outer or inlayer hull trompil, drawing liquid, cabin volume compensation and shutoff function through changing the cutter and switching the basal disc function, wherein: the method is characterized in that a tapping machine of a single-layer ship body adopts an outer-layer tapping machine mode of an outer-layer hole cutter, a base disc comprises a liquid pumping base disc and a one-way valve base disc, the front end of the outer-layer tapping machine is in butt joint with the liquid pumping base disc or the one-way valve base disc through a guide column and a locking mechanism, and base disc installation, tapping and liquid pumping or volume compensation in a sunken ship cabin are carried out on the outer surface of a sunken ship; the inner layer tapping function needs to be added for the tapping machine of the double-layer ship body, namely, the tapping machine body adopts an inner layer tapping machine mode of an inner layer tapping tool, the liquid pumping machine or the one-way valve is arranged at the tail end outlet of the inner layer tapping tool as required according to the operation function requirement, the liquid pumping machine is started to pump liquid after the tapping of the inner layer steel plate of the sunken ship is completed, or the compensation of the liquid level in the sunken ship cabin is realized by the one-way valve.
The tapping machine body comprises: frame construction and set up buoyancy material on it, be used for the drive and control rig hydraulic actuator action hydrovalve accuse system, be used for pressure balance's compensating system, monitored control system, rig trompil system and sensor unit, wherein: the buoyancy material is positioned around the frame structure, and the hydraulic control system is of an oil-filled box type structure and is connected with the hydraulic actuating mechanism and the hydraulic wet plugging connector through a hydraulic oil pipe; the compensation system is arranged on the frame structure through bolts and pipe clamp connecting pieces; the monitoring system is arranged on the frame structure through a pull rod and a hoop and is connected with the sensor unit through a cable and an underwater connector; the drilling machine hole opening system is positioned on the central surface of the frame structure and is tightly connected with the frame structure into a whole, and the motor and the sensor on the drilling machine hole opening system are connected with the electric control system through an underwater cable; the sensor unit is arranged on the frame structure and is connected with the monitoring system through a cable and an underwater connector.
Tapping machine body in further be equipped with base plate installing the system, accessible guiding hole docks and locks together with the base plate guide post during this base plate installing the system operation, be applicable to the sunken ship surface mounting of drawing liquid base plate and check valve base plate: before operation, the base plate is butted with the guide post of the base plate through the guide hole, and the base plate and the guide post are fixed together through a locking mechanism; during operation, the ROV cooperates with the base plate mounting system of the tapping machine to operate, and the base plate is arranged on the surface of the sunken ship in a drilling and tapping mode.
The base plate mounting system comprises: tapping machine adsorption equipment, positioning drill, screw and base plate locking device, wherein: the tapping machine adsorption device is arranged on the foremost basal plane of the tapping machine, the positioning drilling machines are distributed on the front basal plane of the tapping machine, and the basal disc locking mechanism is arranged around the guide hole and is matched with the corresponding insertion holes of the basal disc guide posts.
The tapping machine adsorption device adopts a plurality of magnets or suckers to perform initial positioning of the tapping machine.
The positioning drilling machine adopts a small-sized drilling machine device and drives a screw to rotate and an oil cylinder or a lead screw to feed a drill bit through a motor or a motor, wherein: the screw has the functions of drilling, tapping and fastening, is arranged at the driving end of the positioning drilling machine before each operation, and can be separated from the positioning drilling machine after the positioning drilling and the fastening of the base plate are finished;
the base plate locking mechanism is of a bolt structure, and after a bolt of the base plate locking device is inserted into the base plate guide column jack, the tapping machine and the base plate can be tightly fixed together.
The monitoring system comprises: the underwater electric control cabin is connected with the sensor unit through a cable and an underwater connector.
The drilling rig tapping system comprises: motor, sensor, hydraulic motor and hydro-cylinder, wherein: the motor and the sensor are connected with an electric control system through an underwater cable, and the hydraulic motor and the oil cylinder are connected with the hydraulic control system through a hydraulic oil pipe.
The interfaces of the liquid pumping base disc and the one-way valve base disc are the same, and the liquid pumping base disc and the one-way valve base disc are respectively used for liquid pumping and volume compensation of the outer layer tapping machine for the single-layer ship body.
The drawing liquid basal disc includes: basal disc base member and set up shutoff valve, pumper and guide post on it, wherein: the base disc base body is internally provided with a channel for connecting the plugging valve with an external interface for installing a liquid pumping machine, and the liquid pumping machine is communicated with an internal cabin of the sunken ship through the external interface, the base disc channel, the plugging valve and the open hole on the surface of the sunken ship; the outer layer tapping machine is connected with the liquid pumping base plate into a whole through the guide post and the lock pin, the liquid pumping machine is driven by an ROV hydraulic source or a power source to pump liquid, and the outer layer tapping machine can be unlocked and separated after tapping is finished.
The check valve base plate includes: basal disc base member and set up shutoff valve, check valve and guide post on it, wherein: the inner part of the basal disc matrix is provided with a channel for connecting the plugging valve with an external interface for installing a one-way valve, and the one-way valve is communicated with the cabin in the sunken ship through the external interface, the basal disc channel, the plugging valve and the opening on the surface of the sunken ship; the outer layer tapping machine is connected with the one-way valve base plate into a whole through the guide post and the lock pin, the valve is conducted inwards in a one-way mode, and the valve can be opened under the action of external pressure in the liquid pumping process, so that seawater enters the cabin of the sunken ship to perform volume compensation.
Preferably, the base disc base bodies of the liquid extraction base disc and the one-way valve base disc, and the blocking valve and the guide column which are arranged on the base disc base bodies are the same in structure.
Under the mode of an inner layer tapping machine, an extended hollow drill rod is arranged on the inner layer hole cutter, and the length of the drill rod is adapted to the distance between the steel plates of the double-layer ship body; the liquid pumping machine is connected with the outlet at the tail end of the inner-layer hole cutter in a sealing manner to form a liquid pumping mode of the inner-layer hole cutter; the one-way valve is connected with the outlet at the tail end of the inner layer hole cutter in a sealing mode to form a one-way valve mode of the inner layer hole drilling machine.
The cutting equipment be used for breaking open the processing to hull periphery, for the operation of the nearly hull of ROV, the on-the-spot sample of accident, specific article are visited and fuel or dangerous chemical drawing liquid operation provide support, adopt water jet, mechanical type cutting principle, for the improvement of current underwater cutting instrument, this cutting equipment includes: super high pressure water cutting tool, mechanical cutting tool and sunken ship surface mountable carry on the platform with removing, wherein: the ultrahigh pressure water cutting tool is an independent module and is connected with an ROV power and control system through a wet plugging interface, and the cutting head and the high pressure pipeline are arranged on the moving end of the moving carrying platform through ROV assistance; the mechanical cutting tool is arranged on the moving end of the moving carrying platform through ROV assistance and is connected with an ROV power and control system through a wet plug interface; the movable carrying platform can be installed on the surface of the sunken ship and is installed by an ROV in an auxiliary mode, is fixed at the position to be cut on the surface of the sunken ship in a magnet, sucking disc or mechanical connection mode, and is connected with an ROV power and control system through a wet inserting and pulling interface.
The embarkation interface comprises: the wet-plug electric connector, the wet-plug hydraulic connector, the TDU docking unit and auxiliary equipment or components which are required to be added in the operation.
The matrix type arrangement cabin is used for tool equipment centralized arrangement facilities, the matrix type arrangement cabin adopts a modular cabin design, the number of cabins is determined according to actual operation requirements, the cabins are interchanged, and a base is additionally arranged in the matrix type arrangement cabin to adapt to the fixed carrying of different tools; each cabin is provided with a cabin door, and the cabin door is opened and closed by an ROV manipulator or an external power source; the distribution cabin is provided with an anti-sinking base and is suitable for different geology and terrains of the seabed.
The cutting auxiliary device adopts mechanical cutting (such as a disk saw, a rope saw or a milling cutter) or an ultrahigh pressure water jet principle to break or cut the surface of the ship body, and under special conditions, the device also comprises a movable platform or a device to realize movable cutting operation of a cutting tool so as to enlarge the cutting range or cut according to a specified track.
The invention relates to a deep sea sunken ship emergency disposal cooperative operation construction process based on the system, which is characterized in that an emergency disposal strategy is formulated according to sunken ship evaluation information and operation requirements, an ROV is carried with deep water special environment tool equipment, and surface cleaning, tool installation, breaking and dismantling, ship plate hole opening, liquid pumping and plugging operations of a deep water sunken ship are sequentially carried out in steps in a cooperative operation mode, namely, the ROV is adopted to cooperate with an outer/inner layer hole opening machine to complete ship plate hole opening and base plate installation at a cabin high position, and finally, the ROV is used for installing and starting the liquid pumping machine to operate and plugging.
Preferably, when the tapping machine performs the tapping of the ship plate and the installation of the base plate for the closed cabin, the compensation check valve is installed at the corresponding lower position of the cabin and is used for volume compensation after liquid extraction.
Further preferably, when the viscosity of the marine oil deposit is high, the oil deposit is subjected to a heating treatment before the liquid extraction to increase the fluidity of the liquid extraction.
Technical effects
The invention integrally solves the problems that in the prior art, only one operation procedure can be solved by one-time laying, the laying process can occupy a large amount of operation time during deep water operation, tools can only be changed by water surface, the operation efficiency is low, repeated laying and recovery are needed, the operation risk is high, and the deep water emergency treatment is not suitable, and the multiple procedures of surface cleaning, tool installation, breaking and dismantling, ship plate hole opening, liquid pumping and plugging are complex.
Compared with the prior art, the invention adopts a unified interface and a centralized arrangement mode of various tools, adopts underwater alternate operation after once centralized arrangement, sets a unified interface and a butt joint method of the ROV and various tool equipment, adopts a TDU interface and various interfaces of an electric and wet plugging hydraulic connector to realize underwater butt joint of the ROV and a tool system, and provides control information, electric energy or hydraulic energy by the ROV; ROV coordinated underwater mobile cutting technology.
Drawings
FIG. 1 is a schematic diagram of an emergency treatment operation system according to the present invention;
FIG. 2 is a flow chart of the present invention;
FIG. 3 is a schematic view of a single hull with offset holes;
FIG. 4 is a schematic view of the base plate of the compensating check valve;
FIG. 5 is a schematic view of the outer pumping pad;
FIG. 6 is a schematic view of a butt-joint liquid-pumping base plate of an outer-layer tapping machine;
FIG. 7 is a schematic view of the inner hull tapping machine docking and drilling;
FIG. 8 is a schematic view of the inner hull of the ship showing the liquid pump in a fixed state;
FIG. 9 is a schematic view of an ROV mount interface system;
FIG. 10 is a schematic view of the outer hull opening and base plate installation;
FIG. 11 is a schematic view of the inner hull opening and fluid extraction;
FIG. 12 is a schematic view of a mobile robot cutting;
FIG. 13 is a schematic diagram of ultra-high pressure water cutting.
Detailed Description
As shown in fig. 2, for the embodiment, a deep sea sunken ship emergency disposal operation deep sea sunken ship emergency disposal cooperative operation construction process based on the deep sea sunken ship emergency disposal cooperative operation construction system specifically includes:
step 1) pre-job evaluation: various means are adopted to obtain various aspects of information of the sunken ship, and important basis is provided for emergency disposal operation. The evaluation needs to adopt a plurality of special instruments for detection, such as a multi-beam side-scan sonar, an electromagnetic wave scanning sensor and a liquid level detection sensor, to obtain comprehensive information of the sunken ship and provide basis for the formulation and evaluation of the following emergency disposal scheme, and the method comprises the following specific steps:
1.1) collection of information and data of sunken ships, which comprises the following steps: the type, tonnage, size, hull structure, position hull information of a fuel oil or cargo oil tank body, and the type, quantity, corrosion or toxicity and volatility of goods loaded before sinking the ship;
1.2) the on-site positioning of the sunken ship specifically comprises: the position coordinates of the sunken ship, the depth of the sea and the sea condition information of the sea area;
1.3) sunken ship acoustics is swept and is surveyed, obtains hull gesture, buried depth information, specifically includes: the method comprises the following steps of (1) carrying out sunken ship acoustic scanning, inclination state and depth of sinking into the sea bottom;
1.4) evaluation of the sunken ship structure, which specifically comprises the following steps: structural integrity, cabin position damage condition, tapping position, and ship outer plate flatness;
1.5) evaluation of the oil level of the sunken ship, which specifically comprises the following steps: detecting the level of cargo oil or fuel oil to obtain stock information;
step 2), setting the operation flow: an emergency disposal operation flow scheme is formulated for special situations on the basis of early evaluation and complete grasp of ship sinking information, and then flow risk evaluation is carried out, specifically:
2.1) the emergency disposal operation flow scheme specifically comprises: determining the type of emergency disposal procedures and the number of tools according to the information, and formulating an ROV underwater cooperative operation program and a water surface pollutant recovery program;
2.2) evaluating the risk of the process, which specifically comprises the following steps: risk of equipment failure, risk of cargo or fuel leakage, and risk of sea condition mutation;
step 3) a pretreatment process: cleaning the surface of the sunken ship and arranging and positioning tools. Because the surface of the sunken ship can have a large amount of sundries, irregular structures, paint and rust, the sunken ship needs to be removed in time before tapping operation. This requires the use of ROV to operate the abrading tool, or even a mechanical cutting tool, to do the abrading or cutting removal, providing the basis for the tapping operation.
The surface treatment of the sunken ship specifically comprises the following steps: polishing the surface of the sunken ship and cutting off barriers;
the tool laying specifically comprises the following steps: the matrix type distribution cabin is adopted for uniformly distributing various tool equipment and positioning the seabed;
step 4) ROV cooperative operation process, which comprises the following specific steps:
4.1) ROV is cooperated with the holing operation, which specifically comprises the following steps: the method comprises the steps of outer layer hull opening and base plate installation in cooperation, inner layer hull opening, liquid pumping, movable mechanical cutting and ultrahigh pressure water cutting, wherein the cooperation process relates to carrying, butt joint, hydraulic drive sharing, equipment control sharing and cooperative operation of an ROV and an emergency treatment tool.
The carrying interface comprises:
TDU butt joint interface: the ROV carries on the chassis and carries on many sets of TDU butt joint unit, adopts ROV hydraulic valve case to provide hydraulic control return circuit for opening and close of TDU spring bolt.
Wet-plug electrical connectors: the wet plugging electric connector is used for providing an underwater shared power supply and a communication connection interface for the emergency tool and realizing underwater connection and separation under the assistance of the ROV manipulator.
Wet-plug hydraulic connector: the wet plugging hydraulic connector is used for providing an underwater shared hydraulic power interface for an emergency tool and realizing underwater connection and separation under the assistance of an ROV manipulator. The existing hydraulic interface unit on the ROV is adopted to be connected with the hydraulic connector.
4.2) oil storage heating of the oil tank, which specifically comprises the following steps: the method adopts an electric heating or steam heating mode to locally or wholly heat the stored oil, so that the viscosity of the stored oil is reduced;
4.3) ROV cooperative pumping operation, including a double-layer hull pumping operation construction method, a movable mechanical cutting operation construction method and/or an ultrahigh pressure water cutting operation construction method;
the double-layer ship body liquid pumping operation method specifically comprises the following steps: the tool equipment is arranged to a designated operation site on the seabed through the tool arranging cabin; the ROV takes out tool equipment from the distribution cabin according to operation requirements and completes electric and hydraulic underwater connection by utilizing a manipulator; the ROV is cooperated with an outer layer tapping machine to be butted with a base plate, a hole is formed in the upper part of the sunken ship, the base plate is installed, and the outer layer tapping machine is withdrawn after the installation is finished; the ROV cooperates with the inner-layer hull tapping liquid pump to butt joint the base plate installed in the previous step, the inner-layer hull is tapped, after tapping is completed, the ROV is withdrawn and connected with a liquid conveying pipeline, and the inner-layer tapping liquid pump is used for pumping liquid from a cabin; the installation of the double-layer ship body compensation check valve is similar, and the difference is that the liquid pumping machine on the tapping machine needs to be replaced by the check valve, namely, the inner layer hole tapping machine is connected with the check valve to complete the tapping and fixing of the inner layer ship shell.
The mobile mechanical cutting operation method specifically comprises the following steps: laying and connecting a movable platform X axis on the surface of a ship body by an ROV, wherein the movable platform is provided with a standard TDU interface and is adsorbed and fixed with the surface of the ship body by a permanent magnet; the ROV is used for connecting (electrically and hydraulically) the mechanical cutting device with the movable platform, the mechanical cutting device is provided with a hydraulic valve box, a motor and a driving tenon, and the ROV is used for driving and controlling an electrical and hydraulic interface.
The ultrahigh pressure water cutting operation method specifically comprises the following steps: firstly, laying and connecting a movable platform on the surface of a ship body by an ROV (remote operated vehicle), wherein the movable platform is fixedly adsorbed on the surface of the ship body by adopting a permanent magnet or an electromagnet; the movable platform utilizes an ROV electrical interface to carry out movement control of a set track according to a specified track; a cutting head clamp is arranged on the guide rail module, the ROV connects the cutting head to the clamp and is sequentially connected with an electric and wet plugging hydraulic connector; the ROV starts the ultrahigh pressure seawater pump and controls the guide rail to cut according to the designated track.
4.4) ROV cooperative plugging operation, which specifically comprises the following steps: after the sunken ship is perforated, closing a plugging valve through ROV operation or remote control tool equipment to plug an open channel so as to prevent the inside of a cabin of the sunken ship from communicating with the outside;
4.5) tool equipment resets, specifically includes: the ROV is completely disconnected with the tool equipment, the ROV puts the tool back to the corresponding cabin position of the distribution cabin and closes the cabin door;
for a closed cabin, a compensation check valve is required to be installed at the lower position of the corresponding cabin and used for volume compensation after liquid pumping.
Step 5) a post-processing process, which comprises the following specific steps:
5.1) retrieve instrument equipment, specifically include: the operation tools are uniformly recovered to the water surface through the matrix type arrangement cabin;
5.2) recovering the ROV, which comprises the following steps: recovering the ROV and repeater (if present) to the surface;
5.3) field finishing, which specifically comprises the following steps: tool equipment, ROV cleaning and tool warehousing.
Under the condition that the construction system based on the emergency treatment cooperative operation of the deep-sea sunken ship is in a water depth environment of more than 300m, the outer-layer steel plate is processed in an ROV cooperative mode under the conditions that the thickness is 30mm and the diameter of an opening is 250mm, and the opening speed is not more than 20 minutes; when the inner steel plate is processed to be 30mm and the opening diameter is 150mm, the maximum opening distance of the inner steel plate and the outer steel plate reaches 3m, and the opening time is about 30 minutes.
Compared with the prior art, the embodiment adopts a centralized arrangement and underwater alternate operation mode, so that the underwater non-operation time is greatly reduced, taking 6000m operation water depth and 4 tool operations as examples, the arrangement (recovery) time of a common operation mode is about 28 hours, the occupation time of a water surface replacement tool is about 6 hours, and the non-operation time is about 34 hours; the centralized distribution (recovery) time is about 7 hours, the rotation time of the underwater tools is about 1.5 hours, and the non-operation time is about 8.5 hours; the operation efficiency of the present embodiment is proportional to the operation depth and the kind of tool.
The foregoing detailed description is to be understood as being given by way of illustration and example, of the invention, which is not to be taken by way of limitation, but rather is defined by the scope of the appended claims, and all changes that come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.
Claims (10)
1. The utility model provides a deep sea sunken ship emergency treatment collaborative operation construction system which characterized in that includes: ROV and trompil and drawing liquid that link to each other respectively and be equipped, the cabin is put to matrix cloth and set up the cutting equipment on movable platform with it to have cooperative operation ability, wherein: the hole opening and liquid extracting device, the movable platform and the cutting device are arranged in corresponding cabin positions of the matrix type distribution cabin and are distributed to the seabed during operation; the ROV is respectively connected with the corresponding interfaces of the hole, the liquid pumping equipment, the movable platform and the cutting equipment through the TDU interface and the wet plugging and unplugging or hydraulic connector during underwater operation; the ROV is in butt joint with the hole, the liquid pumping device, the movable platform and the cutting device, hydraulic energy is transmitted through the wet plugging hydraulic connector, control information is transmitted through the wet plugging electric connector, and underwater cooperative operation is realized through water surface remote control operation;
the opening and liquid pumping equipment comprises: tapping machine body, outer hole cutter, inlayer hole cutter, drawing liquid base disc and check valve base disc with butt joint hole and locking mechanism, wherein: the tail part of the tapping machine body is provided with a TDU unit and a wet plugging and unplugging connector interface for connecting an ROV during operation; the butt joint hole and the locking mechanism which are used for connecting the liquid pumping base disc or the one-way valve base disc are arranged on the tapping machine body so as to realize the functions of liquid pumping, plugging or volume compensation in the sunken ship cabin; after the outer layer hole cutter and the inner layer hole cutter are respectively butted with the driving end of the hole drilling machine body, the outer layer hole drilling machine mode or the inner layer hole drilling machine mode is adopted, and the main drilling machine drives the cutters to rotate to realize hole drilling;
trompil and drawing liquid equipment be applicable to single, double-deck hull, adopt the tapping machine body of same configuration, realize outer or inlayer hull trompil, drawing liquid, cabin volume compensation and shutoff function through changing the cutter and switching the basal disc function, wherein: the method is characterized in that a tapping machine of a single-layer ship body adopts an outer-layer tapping machine mode of an outer-layer hole cutter, a base disc comprises a liquid pumping base disc and a one-way valve base disc, the front end of the outer-layer tapping machine is in butt joint with the liquid pumping base disc or the one-way valve base disc through a guide column and a locking mechanism, and base disc installation, tapping and liquid pumping or volume compensation in a sunken ship cabin are carried out on the outer surface of a sunken ship; aiming at the tapping machine of the double-layer ship body, an inner-layer tapping function needs to be added, namely, the tapping machine body adopts an inner-layer tapping machine mode of an inner-layer tapping tool, a liquid pump or a one-way valve is arranged at the tail end outlet of the inner-layer tapping tool according to the operation function requirement, the liquid pump is started to pump liquid after tapping of an inner-layer steel plate of the sunken ship is completed, or compensation of liquid level in a cabin of the sunken ship is realized by the one-way valve;
the tapping machine body comprises: frame construction and set up buoyancy material on it, be used for the drive and control rig hydraulic actuator action hydrovalve accuse system, be used for pressure balance's compensating system, monitored control system, rig trompil system and sensor unit, wherein: the buoyancy material is positioned around the frame structure, and the hydraulic control system is of an oil-filled box type structure and is connected with the hydraulic actuating mechanism and the hydraulic wet plugging connector through a hydraulic oil pipe; the compensation system is arranged on the frame structure through bolts and pipe clamp connecting pieces; the monitoring system is arranged on the frame structure through a pull rod and a hoop and is connected with the sensor unit through a cable and an underwater connector; the drilling machine hole opening system is positioned on the central surface of the frame structure and is tightly connected with the frame structure into a whole, and the motor and the sensor on the drilling machine hole opening system are connected with the electric control system through an underwater cable; the sensor unit is arranged on the frame structure and is connected with the monitoring system through a cable and an underwater connector.
2. The deep sea sunken ship emergency treatment cooperative operation construction system as claimed in claim 1, wherein the tapping machine body is further provided with a base plate installation system, the base plate installation system can be butted and locked with the base plate guide column through the guide hole during operation, and is suitable for sunken ship surface installation of the liquid pumping base plate and the one-way valve base plate: before operation, the base plate is butted with the guide post of the base plate through the guide hole, and the base plate and the guide post are fixed together through a locking mechanism; during operation, the ROV cooperates with the base plate mounting system of the tapping machine to operate, and the base plate is arranged on the surface of the sunken ship in a drilling and tapping mode.
3. The deep sea sunken ship emergency treatment cooperative work construction system of claim 1, wherein the base plate installation system comprises: tapping machine adsorption equipment, positioning drill, screw and base plate locking device, wherein: the tapping machine adsorption device is arranged on the foremost basal plane of the tapping machine, the positioning drilling machines are distributed on the front basal plane of the tapping machine, and the basal disc locking mechanism is arranged around the guide hole and is matched with the corresponding insertion holes of the basal disc guide posts.
4. The deep-sea sunken ship emergency disposal cooperative operation construction system as claimed in claim 1, wherein the monitoring system comprises: the underwater electric control cabin is connected with the sensor unit through a cable and an underwater connector;
the drilling rig tapping system comprises: motor, sensor, hydraulic motor and hydro-cylinder, wherein: the motor and the sensor are connected with an electric control system through an underwater cable, and the hydraulic motor and the oil cylinder are connected with the hydraulic control system through a hydraulic oil pipe.
5. The deep-sea sunken ship emergency disposal cooperative operation construction system of claim 1, wherein the liquid-pumping base plate comprises: basal disc base member and set up shutoff valve, pumper and guide post on it, wherein: the base disc base body is internally provided with a channel for connecting the plugging valve with an external interface for installing a liquid pumping machine, and the liquid pumping machine is communicated with an internal cabin of the sunken ship through the external interface, the base disc channel, the plugging valve and the open hole on the surface of the sunken ship; the outer layer tapping machine is connected with the liquid pumping base plate into a whole through the guide post and the lock pin, the liquid pumping machine is driven by an ROV hydraulic source or a power supply to pump liquid, and the outer layer tapping machine can be unlocked and separated after tapping is finished;
the check valve base plate includes: basal disc base member and set up shutoff valve, check valve and guide post on it, wherein: the inner part of the basal disc matrix is provided with a channel for connecting the plugging valve with an external interface for installing a one-way valve, and the one-way valve is communicated with the cabin in the sunken ship through the external interface, the basal disc channel, the plugging valve and the opening on the surface of the sunken ship; the outer layer tapping machine is connected with the one-way valve base plate into a whole through the guide post and the lock pin, the valve is conducted inwards in one way, and the valve can be opened under the action of external pressure in the liquid pumping process, so that seawater enters the cabin of the sunken ship to perform volume compensation;
the interfaces of the liquid pumping base disc and the one-way valve base disc are the same, and the liquid pumping base disc and the one-way valve base disc are respectively used for liquid pumping and volume compensation of the outer layer tapping machine for the single-layer ship body;
the base disc basal body of the liquid pumping base disc and the one-way valve base disc, the plugging valve arranged on the base disc basal body and the guide column have the same structure.
6. The deep sea sunken ship emergency treatment cooperative work construction system of claim 1, wherein the cutting equipment comprises: super high pressure water cutting tool, mechanical cutting tool and sunken ship surface mountable carry on the platform with removing, wherein: the ultrahigh pressure water cutting tool is an independent module and is connected with an ROV power and control system through a wet plugging interface, and the cutting head and the high pressure pipeline are arranged on the moving end of the moving carrying platform through ROV assistance; the mechanical cutting tool is arranged on the moving end of the moving carrying platform through ROV assistance and is connected with an ROV power and control system through a wet plug interface; the movable carrying platform can be installed on the surface of the sunken ship and is installed by an ROV in an auxiliary mode, is fixed at the position to be cut on the surface of the sunken ship in a magnet, sucking disc or mechanical connection mode, and is connected with an ROV power and control system through a wet inserting and pulling interface.
7. The deep-sea sunken ship emergency disposal cooperative operation construction system as claimed in claim 1, wherein the matrix arrangement cabins adopt a modular cabin design, the number of cabins is determined according to actual operation requirements, the cabins are interchanged, and a base is added inside to adapt to the fixed carrying of different tools; each cabin is provided with a cabin door, and the cabin door is opened and closed by an ROV manipulator or an external power source; the distribution cabin is provided with an anti-sinking base and is suitable for different geology and terrains of the seabed.
8. An emergency disposal cooperative operation construction process for a deep sea sunken ship based on the system of any one of the preceding claims, characterized in that an emergency disposal strategy is formulated according to sunken ship evaluation information and operation requirements, and an ROV is equipped with deep water special environment tools and performs surface cleaning, tool installation, breaking and dismantling, ship plate opening, liquid pumping and plugging operation of the deep sea sunken ship in a cooperative operation mode in sequence in steps, namely, the ROV is adopted to cooperate with an outer/inner layer tapping machine to complete ship plate opening and base plate installation at a cabin high position, and finally the ROV is used to install and start the liquid pumping machine to perform plugging operation.
9. The deep sea sunken ship emergency treatment cooperative operation construction process according to claim 8, wherein for the closed cabin, when the tapping machine performs the tapping of the ship plate and the installation of the base plate, a compensation check valve is installed at a lower position of the corresponding cabin for volume compensation after liquid pumping.
10. The deep-sea sunken ship emergency treatment cooperative construction process of claim 8, wherein when the viscosity of the stored oil of the ship is high, the stored oil is heated before pumping to increase the fluidity of the pumped liquid.
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| CN112278196B (en) | 2021-10-01 |
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